OpenTechnical

OT-2026-000079512

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, 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-2026-000079512) never changes.

Identity and time

Publication numberOT-2026-000079512 · never reused
Internal UUID01a0ae96-0b91-752c-92e4-22813efcd85f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079512
StatusPUBLIC

Content hashes

Canonical text69ce4fd5d228fdd4d827e1949a1c05070eb36928c215642916e4cbf350523086
Markdowne0ea861e10e42f1b3b6b4b72aedf5f3f8de41640cc33f8e2e6d6c9481322c4f2
PDF
Publication page8694e402bdfa9423f1d1250f6d94a64d663ba1fe09f8c77e27d9aba8deb82574
Manifest0f1d02cebee223be4221e14238262a79a4ce84e71af42f4bca1536d5d554b003

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
SignatureUkmzhFR/mH3tu7LQ2p1N7Y3pZb2aq35wcNY76NdUNUbUB2sHPPsMwbpsH7lzEpMsvhbapb1kD0q+KVRXbsVFBw==
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

2026-09-17T10:05:09.117381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079512
observed 8694e402bdfa9423f1d1250f6d94a64d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:09.098667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079512/manifest.json
observed 0f1d02cebee223be4221e14238262a79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:09.079240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079512/publication.md
observed e0ea861e10e42f1b3b6b4b72aedf5f3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:09.060159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079512/publication.txt
observed 69ce4fd5d228fdd4d827e1949a1c0507...
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.