OpenTechnical

OT-2026-000073965

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, single 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-2026-000073965) never changes.

Identity and time

Publication numberOT-2026-000073965 · never reused
Internal UUID01a0ae93-2b8e-7040-8253-4e8fe7eab65b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:35.679268Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073965
StatusPUBLIC

Content hashes

Canonical text1edc46e4a8c959ec481e8e936af116a96907f22637a587a6be80e990c8b68b13
Markdown0f5caf8a106d42aaac91c4f2b9621f3e5eb0eb6d04514ad737d7370635832a76
PDF
Publication page326c3a4064eb8211dd84a5ad4f75c0363e3678387051baefbc190561bb06270a
Manifest4892717284da5642e9928a3c1b4344945acc7e8dfbd36c024e64bcefe890a799

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
SignaturetTRwFz78Fp1f39G+HtyfHDByJndhfjtQdq2aCyl0NllIqKuX+kxXQpScFqlWLmvCxS1siivCdkKnLxPqXLUaDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:20:15.530298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073965
observed 326c3a4064eb8211dd84a5ad4f75c036...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:15.509632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073965/manifest.json
observed 4892717284da5642e9928a3c1b434494...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:15.488896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073965/publication.md
observed 0f5caf8a106d42aaac91c4f2b9621f3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:15.467470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073965/publication.txt
observed 1edc46e4a8c959ec481e8e936af116a9...
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.