OpenTechnical

OT-2026-000010885

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, 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-2026-000010885) never changes.

Identity and time

Publication numberOT-2026-000010885 · never reused
Internal UUID01a0ae6c-540d-7f3b-b692-9863e6f3fe53 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010885
StatusPUBLIC

Content hashes

Canonical textb85d456e856b9ad1ab290c5b51a071b7cf338dad8f3b05bf8784d29873079bb7
Markdown411fa19f19b0564fffb78b93c610ac1bc0082d405995f7423560b85db2163076
PDF
Publication pagef203d4bf08c4a762ba7e078d9a78076566c026011ad37408db3030d700a27d33
Manifest006f08c13b1465d96854617c1ab279cd3b1bc9f7884c687fbe04db3ce5e72159

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
Signaturey9jdNU8uQFztCe//PKtaoLmA/XVOs1TrQ80E2k0o7njzqrhqBfxGNcOYRYpJsaMh4rkbH1ArqZrz8gfwGyb9Bw==
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

2026-09-17T12:13:39.083521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010885
observed f203d4bf08c4a762ba7e078d9a780765...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:39.066111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010885/manifest.json
observed 006f08c13b1465d96854617c1ab279cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:39.046306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010885/publication.md
observed 411fa19f19b0564fffb78b93c610ac1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:39.024676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010885/publication.txt
observed b85d456e856b9ad1ab290c5b51a071b7...
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.