OpenTechnical

OT-2026-000008999

Publication integrity record

Single bellows cup vacuum gripper, plant vacuum fed, supply line pressure sensor, 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-2026-000008999) never changes.

Identity and time

Publication numberOT-2026-000008999 · never reused
Internal UUID01a0ae6b-31b8-7e65-812e-71dcc2dcb859 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008999
StatusPUBLIC

Content hashes

Canonical text00ba5846512294c999118134effacdc7cb16c931139599a528d939d3e5b0f062
Markdownf1c4a2dc8ac8caa9a040b3f868148d1c13fa5375808142ed1732b859bdcc577d
PDF
Publication page897964f7fff0f675b5a83384c4cb1d63801853c4f9e363af588d5da3fddee4e1
Manifest393fb570fbbffd162873b6ee6e6a6330c12560b1fb7ca7ef16b557c681fb56c6

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
SignaturehBZyU2BCoOOGCde004mkynke6fbt7p2ERwfTLMgApSVYfPBnmPWafGb5+lzPE7mmRQy1Lr1Z8NpEekVdsjXcAA==
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

2026-09-17T12:17:37.891063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008999
observed 897964f7fff0f675b5a83384c4cb1d63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:37.871605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008999/manifest.json
observed 393fb570fbbffd162873b6ee6e6a6330...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:37.853496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008999/publication.md
observed f1c4a2dc8ac8caa9a040b3f868148d1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:37.834933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008999/publication.txt
observed 00ba5846512294c999118134effacdc7...
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.