OpenTechnical

OT-2026-000047626

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000047626) never changes.

Identity and time

Publication numberOT-2026-000047626 · never reused
Internal UUID01a0ae7f-3e5a-72c8-861c-289c05b4bfe7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047626
StatusPUBLIC

Content hashes

Canonical textc3ebb30628d6d82d10ecf56637b69913c10d07164eeb978a30ab9e25eafc1dcf
Markdown7abe47f77140b9630c7ae0ecc0b1860b3b2e6011e3b3bbcba82b0cd75b4e78dc
PDF
Publication pagefbbb770575b4e458381fc20e7a008d1ebb8ed5c54d140242857949a2e574bd87
Manifest61792babaebee5fd46fe0cce42be39222a2c8e44b49b42fce227ef674f0aba4f

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
Signaturec35HOp3+U/3sxmN6CFi+RytVwhgQaIU0r8KID5G2C+qEW9ac64gfseZR8ou0vMlKz60x38h7Z2OEG5h4uzBcAQ==
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

2026-09-17T11:06:46.175640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047626
observed fbbb770575b4e458381fc20e7a008d1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:46.159060ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047626/manifest.json
observed 61792babaebee5fd46fe0cce42be3922...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:46.141978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047626/publication.md
observed 7abe47f77140b9630c7ae0ecc0b1860b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:46.123566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047626/publication.txt
observed c3ebb30628d6d82d10ecf56637b69913...
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.