OpenTechnical

OT-2026-000036572

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, manifold pressure sensor, sustained 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-2026-000036572) never changes.

Identity and time

Publication numberOT-2026-000036572 · never reused
Internal UUID01a0ae77-46e7-7463-b8d5-2537e9d65719 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036572
StatusPUBLIC

Content hashes

Canonical text83176a319129d735a511468488587e3604117ff01f1e2d74b4859565458d8211
Markdowne3ff83422691f9cd5262f49ea4e6d39089ea50899b4860b3ec2bacb2f36683d5
PDF
Publication page42a069f72f7aa13612a7447a66da658b8e6b66d9b7c5529fa97c042204fea039
Manifestbb108f8b1eb8a91677760920e09075f9845b21b2eba0b7fb8a3516b2491e6605

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
SignaturetVZmPYe1+G02O0Y08tmTPGysQKZ5dVRY/BpSlagR01l7+G+cHFcRsCspR2Xtn4clAB6jOoDlv6H9HYbcIQJ+AQ==
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

2026-09-17T11:25:47.616813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036572
observed 42a069f72f7aa13612a7447a66da658b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:47.600333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036572/manifest.json
observed bb108f8b1eb8a91677760920e09075f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:47.582295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036572/publication.md
observed e3ff83422691f9cd5262f49ea4e6d390...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:47.564738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036572/publication.txt
observed 83176a319129d735a511468488587e36...
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.