OpenTechnical

OT-2026-000009772

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, 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-2026-000009772) never changes.

Identity and time

Publication numberOT-2026-000009772 · never reused
Internal UUID01a0ae6b-7565-7d9e-b111-f5e3178de392 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009772
StatusPUBLIC

Content hashes

Canonical textcfd4b870e369ad3b6350be4c3fe86dcdaa6507eba35f55afc42267120f0f9796
Markdownbfc45b92af06233ae8f018b678b1b70137cc224196d1bb3099b5bd9097b0c746
PDF
Publication page6faaa728e2a88e7f17836548a4d48f9e55e0b62cd1257e7120c7a2ee72b1a169
Manifesta691a8f56facb2bf08cdd0ea6dc5628f62a4e3d6403ef8ad61867678ac7109b3

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
SignaturejGAagpi+4Sb2RWo2Npr/j0XBWjFrew0VmT4GXdCb6VIosQGp/A3L8WpbFDRdG0s/TM1r8MLylaggiP2pJPETCg==
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

2026-09-17T12:17:17.077603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009772
observed 6faaa728e2a88e7f17836548a4d48f9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:17.057903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009772/manifest.json
observed a691a8f56facb2bf08cdd0ea6dc5628f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:17.038333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009772/publication.md
observed bfc45b92af06233ae8f018b678b1b701...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:17.018890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009772/publication.txt
observed cfd4b870e369ad3b6350be4c3fe86dcd...
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.