OpenTechnical

OT-2026-000008910

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, single 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-2026-000008910) never changes.

Identity and time

Publication numberOT-2026-000008910 · never reused
Internal UUID01a0ae6b-31b7-72a3-99c2-85f62a244782 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008910
StatusPUBLIC

Content hashes

Canonical text601d865ea4054e1c2240ee9a4090b397407953186b3e8c26c9f30e56979bc4cf
Markdown7135f4d951eab81378087dd922735d72973ad2229311c062098c8034b4427155
PDF
Publication pagef8bcf6165edfc513e9ebfdc98257e21a705ccd308f5fd88f02ceca08ac86777e
Manifestde1f178627dd824f6be9397a00a6d5fb413a519af632ab2492df9126a56188cb

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
Signaturewg1dwfQncO+aJh7l6GJs+0WXkN0BukbbbR+d1xHkJvpbPkNUitslpgfo+VuOJfC/hwn92QKZ8uhJmSms1bsdCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:30.840906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008910
observed f8bcf6165edfc513e9ebfdc98257e21a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:30.820806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008910/manifest.json
observed de1f178627dd824f6be9397a00a6d5fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:30.801617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008910/publication.md
observed 7135f4d951eab81378087dd922735d72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:30.783570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008910/publication.txt
observed 601d865ea4054e1c2240ee9a4090b397...
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.