OpenTechnical

OT-2026-000030824

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, sustained blow-off 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-2026-000030824) never changes.

Identity and time

Publication numberOT-2026-000030824 · never reused
Internal UUID01a0ae74-3fb5-72d7-a8f3-365bf6d89864 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:49.275361Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030824
StatusPUBLIC

Content hashes

Canonical text16db846a09ace732fb4781c00ae2f053e55c31387c729e1742c3f137ddab0512
Markdown2ac54a936846fbf9fc3dda0b914fa2f35f928ef0af38be31c693b5454894bbfc
PDF
Publication page4db7cf6e15b91b01da316fe924874688b6409828e454a309be639523b38197cd
Manifestb6ee6c5ea0734e7eb829ff4d05afb1d8476a2663713e94846c79f98ab7d39fde

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
SignaturebMY0lCijZGNPsp2Zn/1H0eRqBMlqzCJbz8UgKJPYI8wqflhqAV1ZY8PPE9IerJY/3mDJaZe+nCHVLWvx4VvsCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:36:47.858215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030824
observed 4db7cf6e15b91b01da316fe924874688...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:47.841607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030824/manifest.json
observed b6ee6c5ea0734e7eb829ff4d05afb1d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:47.824715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030824/publication.md
observed 2ac54a936846fbf9fc3dda0b914fa2f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:47.804768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030824/publication.txt
observed 16db846a09ace732fb4781c00ae2f053...
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.