OpenTechnical

OT-2026-000079836

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, 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-2026-000079836) never changes.

Identity and time

Publication numberOT-2026-000079836 · never reused
Internal UUID01a0ae96-4376-7d99-b0db-f79ab6fddbb8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079836
StatusPUBLIC

Content hashes

Canonical text1a53d407dea99151ba65e7e8239f109adc76b9f9167a5f1111713e16c70060b3
Markdown1d0d39f962113941b70f837bb2082adca96ff45e56c0becf2e213319b24eb3b2
PDF
Publication page704f4898f2bb5df3dec89fcf82e8ed6a08e6fc6b8bb2b6738bc89089c58b90a8
Manifest8d249250b8c9fe50deaa6136fc90b99418caa946279d1ff67bc1cb2c384e29be

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
Signaturehx23RMO3BSQW41msXD47toALwSaHIAINGjW1tmrzEGUgx9gnbp9yQFRPIeX01oWXMLwcsMpqwYIMXXk9SZW8Aw==
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

2026-09-17T10:03:43.239787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079836
observed 704f4898f2bb5df3dec89fcf82e8ed6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:43.221531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079836/manifest.json
observed 8d249250b8c9fe50deaa6136fc90b994...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:43.203309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079836/publication.md
observed 1d0d39f962113941b70f837bb2082adc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:43.185439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079836/publication.txt
observed 1a53d407dea99151ba65e7e8239f109a...
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.