OpenTechnical

OT-2026-000061783

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, two 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-2026-000061783) never changes.

Identity and time

Publication numberOT-2026-000061783 · never reused
Internal UUID01a0ae8b-b8ab-7b8a-b3cc-6d4fdc1b005c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061783
StatusPUBLIC

Content hashes

Canonical textde52402bff56aa92bdc32612798dfa39e2e642827207fc7ef14fafd40f06cf09
Markdowne3a885a7ec967433fb8253da5dfe90ff426be4477cf3c8ac7e164421ca6fa8c6
PDF
Publication pageba43a480e30caec272289e8261fcadd473dc38b794cbf8d7ad4ba90f4204fc41
Manifestef70ba0ede00dd0700d250365b648e0b90e3191275559f3ef9de282a6de6dc37

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
SignatureZwQRd/wa706wrhwVnOPBeX2riYiGnB+0xWXiN3sCD/N2CEY8zK4oP70X9itj/MdH6aw4QtNXFMBPuQMiZD4zDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:40:29.936699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061783
observed ba43a480e30caec272289e8261fcadd4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:29.919070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061783/manifest.json
observed ef70ba0ede00dd0700d250365b648e0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:29.897797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061783/publication.md
observed e3a885a7ec967433fb8253da5dfe90ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:29.876380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061783/publication.txt
observed de52402bff56aa92bdc32612798dfa39...
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.