OpenTechnical

OT-2026-000009919

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three stage ejector, vented before 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-2026-000009919) never changes.

Identity and time

Publication numberOT-2026-000009919 · never reused
Internal UUID01a0ae6b-cb79-7a06-89cb-47b545167e29 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009919
StatusPUBLIC

Content hashes

Canonical text94774c9b38a3dadd3361e715d3de272f89f5e06fb35e01742bcc2ea069890b10
Markdown35d554f18d4ade03a9ab254b7340a75891faf5168e4b7a17d7635075a9a66319
PDF
Publication pagebcd319b4041676932fc97c0b7bc45943864741d15e0f51503c2e553caf4914ff
Manifest089a7d73ae62e14383978161dd00738a0103ae892e30ce333430d5de576baa5d

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
SignatureouFjwp2MNiuaaluvOnOvpMpTORLfscc54/vd9HA5emzmGn70ExSKO30Bycu+/GD1gV39LB3OVpvvCxxlpWZlCA==
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

2026-09-17T12:15:56.301047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009919
observed bcd319b4041676932fc97c0b7bc45943...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:56.280661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009919/manifest.json
observed 089a7d73ae62e14383978161dd00738a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:56.257227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009919/publication.md
observed 35d554f18d4ade03a9ab254b7340a758...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:56.237902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009919/publication.txt
observed 94774c9b38a3dadd3361e715d3de272f...
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.