OpenTechnical

OT-2026-000057035

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000057035) never changes.

Identity and time

Publication numberOT-2026-000057035 · never reused
Internal UUID01a0ae87-d5b6-7937-9aa6-12848466db95 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057035
StatusPUBLIC

Content hashes

Canonical text6c6f89e4858f4551dfa2d4abb868c824fb9c516bb228796dfe6217d4269d7f5a
Markdown045bd9d97a72f26e6d2123f13ec242d99f130928a9d819e31e66bf035714d4ba
PDF
Publication page8c98ad6cd7d0de2fa5476bc3b50d3e99802846b51ef646e8d08817269abac03b
Manifest0c3515fb74f599bc0130928ccd437723ffa82c66a9345fc8978178cb3b85dbef

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
Signature1eVulACtikym/NWp+iRemYI7JZ+eDNAN2Hgp8zeV2NQhDnv3CByxby+77xn6wCbbEBwVflc+WoG5jAx6TXbJAQ==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:48:31.032312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057035
observed 8c98ad6cd7d0de2fa5476bc3b50d3e99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:31.014888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057035/manifest.json
observed 0c3515fb74f599bc0130928ccd437723...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:30.996390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057035/publication.md
observed 045bd9d97a72f26e6d2123f13ec242d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:30.977806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057035/publication.txt
observed 6c6f89e4858f4551dfa2d4abb868c824...
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.