OpenTechnical

OT-2026-000018960

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000018960) never changes.

Identity and time

Publication numberOT-2026-000018960 · never reused
Internal UUID01a0ae6e-d522-74d6-88e5-a2f17a0b590e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:54.261386Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018960
StatusPUBLIC

Content hashes

Canonical textcf0c8fdd6f8c62b20f04d57f1f05bfb6e6b1a5a33ab18e33ad4d3c6c94c1a6d1
Markdown707bf163c85579c9b94ef4d1358e88e0105bdf96a149d94f1ad32539e6e249f7
PDF
Publication pagea6ae2e2a25c025a89aeb91b1187de6a844fa318135d863adefad172b0c5bf6bd
Manifest96ea8ecf7752091e65550c03c8ac90c3608e93e2f6b1d29bc3284a599b4c1b9f

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
SignatureKqXNd3KosUI0sfwBYTAJ5hLiPlgHcd2vLQ/5e6f968KnyHckRlB1/cb0VDzYn4QrV0TzML/RUQKad4eob7ynCg==
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

2026-09-17T11:59:38.074127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018960
observed a6ae2e2a25c025a89aeb91b1187de6a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:38.056169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018960/manifest.json
observed 96ea8ecf7752091e65550c03c8ac90c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:38.036651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018960/publication.md
observed 707bf163c85579c9b94ef4d1358e88e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:38.018308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018960/publication.txt
observed cf0c8fdd6f8c62b20f04d57f1f05bfb6...
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.