OpenTechnical

OT-2026-000083350

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000083350) never changes.

Identity and time

Publication numberOT-2026-000083350 · never reused
Internal UUID01a0ae97-c964-7fac-91b1-aa67c1d5fb21 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083350
StatusPUBLIC

Content hashes

Canonical text0041aa2714aab40e4b9f87d2a8144001638b448d0300f68864d227383e2792aa
Markdown882e81f5ef19015c0ccbe3f663887b73f0a0784cffec2ca328763ecb12e9e51f
PDF
Publication page71a70370181c4c7caec3c91e6977aa171d977675a06076a0b46c169d89bcd96a
Manifest33e69a0ca078d50b46721cbc456085f9dc6691de1645598d806cfb308eacf598

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signature3pZpn3twr5LxuSGnOboSfmye5ZpSMxo/IiUbbs6DzJw7MmutbFO0LqSp1HckGe4ayzp3HVNF6OP7zXh+TUomDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:00:37.917813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083350
observed 71a70370181c4c7caec3c91e6977aa17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:37.505485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083350/manifest.json
observed 33e69a0ca078d50b46721cbc456085f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:37.481922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083350/publication.md
observed 882e81f5ef19015c0ccbe3f663887b73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:37.457794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083350/publication.txt
observed 0041aa2714aab40e4b9f87d2a8144001...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:45.081217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083350
observed 71a70370181c4c7caec3c91e6977aa17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:45.065602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083350/manifest.json
observed 33e69a0ca078d50b46721cbc456085f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:45.049179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083350/publication.md
observed 882e81f5ef19015c0ccbe3f663887b73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:45.032763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083350/publication.txt
observed 0041aa2714aab40e4b9f87d2a8144001...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.