OpenTechnical

OT-2026-000051766

Publication integrity record

Foam pad vacuum gripper, three stage ejector, vented before set-down

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-2026-000051766) never changes.

Identity and time

Publication numberOT-2026-000051766 · never reused
Internal UUID01a0ae83-7c83-7044-8cba-fcf33d0bc54b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051766
StatusPUBLIC

Content hashes

Canonical text5ec4810c0a76eee718cb8c13086603955593e5446bab9c38650784b4951055d1
Markdown04cd450ca3b178fffbdc76ba987d9a577a4c867d1b5605794be4542b35d0cb2e
PDF
Publication page07cbd762253007db1c723bae708f301e868ffc9d7da618ac812272199a2b2b39
Manifestdae34e4ea9065d9c872d276b5c8486f41ff8226e257f598141bc9968252f238e

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
SignatureuHSrloAcLxu8++Piigr2rFJUNHZRrISjlREazYZwpnzqe98RPUGuJJ/fvnpBf0VK7Kbc41gfPLFl4Oj3ObCQCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:40.184214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051766
observed 07cbd762253007db1c723bae708f301e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:40.165012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051766/manifest.json
observed dae34e4ea9065d9c872d276b5c8486f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:40.145955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051766/publication.md
observed 04cd450ca3b178fffbdc76ba987d9a57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:40.123811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051766/publication.txt
observed 5ec4810c0a76eee718cb8c1308660395...
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.