OpenTechnical

OT-2026-000007876

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, single stage ejector, pulsed blow-off 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-2026-000007876) never changes.

Identity and time

Publication numberOT-2026-000007876 · never reused
Internal UUID01a0ae6a-908a-78d0-a3d4-e21ab7c17487 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007876
StatusPUBLIC

Content hashes

Canonical textf294800a6de89c4a5e524f1091982c21ff0c5f9f0aed6fb751db4898866cd30b
Markdown9c1b5cfeaa7d60320c9391ad65a6a7b70f916bd70f86b3f748e3c0051313b1cf
PDF
Publication page73d87b81488307674f31eac9a2551a1ab991c3cfe97781aa577993f5123ac0b8
Manifestdaf482e9e9c95bd61ad67248cb3a3a332a697462faad96cfa248f26343d6a3bc

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
SignaturenVvKt0XTAiIiNJaBFJRFcK9/iaXGclQJnTWBZnz5AXWYzrLrgCKz7ssvixQPWmAEBycI33bHlpnXE7hL6YG+Dw==
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

2026-09-17T12:20:19.979490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007876
observed 73d87b81488307674f31eac9a2551a1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:19.958611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007876/manifest.json
observed daf482e9e9c95bd61ad67248cb3a3a33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:19.936777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007876/publication.md
observed 9c1b5cfeaa7d60320c9391ad65a6a7b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:19.919210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007876/publication.txt
observed f294800a6de89c4a5e524f1091982c21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:58.388288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007876
observed 73d87b81488307674f31eac9a2551a1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:52.784187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007876/manifest.json
observed daf482e9e9c95bd61ad67248cb3a3a33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:52.766051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007876/publication.md
observed 9c1b5cfeaa7d60320c9391ad65a6a7b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:52.748467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007876/publication.txt
observed f294800a6de89c4a5e524f1091982c21...
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.